About Our School. Saint Mary’s offers its student body of about 500 young men and women a rigorous liberal arts and sciences curriculum, a developed fine arts program, a diversity of extracurricular activities, regular access to the sacraments, and a strong retreat program. As a diocesan Catholic school, Saint Mary’s takes great pride in striving to form virtuous young men and women who know the Truth and love the Good. In all areas of campus lif...